Sunspot 1806 seen in hydrogen-alpha light,August 4,2013. Photographed with a DMK21 AF04 firewire camera & Lunt 60mm/50HA solar telescope,723 frames,1/77 sec exposure | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chumack, John |
Bildgröße: | 2658 px × 1963 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
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